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Solve by factoring
Simplifying square roots
Simplifying square roots with variables
Operations with Complex Numbers
Solving using Quadratic Formula
Solving Using Completing the Square
100

x^2+11x+28=0

x=-7, x=-4

100

sqrt18

3sqrt2

100

sqrt(36x^3)

6xsqrtx

100

(4+7i)+(-8+4i)

(-4+11i)

100

3x^2-5x=-1

x=(5+sqrt13)/6, x=(5-sqrt13)/6

100

x^2+6k+4=0

x=-3+sqrt5, x=-3-sqrt5,

200

x^2+12=8x

x=6, x=2

200

sqrt125

5sqrt5

200

isqrt(-400x^8)

-20x^4

200

(-6+5i)-(-7-4i)

(1+9i)

200

4x^2=5x+8

x=(5+3sqrt17)/8, x=(5-3sqrt17)/8

200

x^2+2x=97

x=-1+7sqrt2, x=-1-7sqrt2

300

4x^2+10x-6=0

x=1/2, x=-3

300

sqrt(-128)

8isqrt2

300

-3sqrt(80a^12b^7)

-12a^6b^3sqrt(5b

300

(5+5i)(-6-8i)

10-70i

300

2x^2-2x-1=0

x=(1+sqrt3)/2, x=(1-sqrt3)/2

300

6x^2-12x=-90

x=1+isqrt14, x=1-isqrt14

400

3n^2-16n+30=2n^2-4n-2

n=4, n=8

400

sqrt392

14sqrt2

400

11sqrt(1300a^3b^5c^7

110ab^2c^3sqrt(13abc)

400

5/(-4-5i)

(-20+25i)/41

400

x^2+10=-3x

x=(-3+isqrt31)/2, x=(-3-isqrt31)/2

400

x+16x+97=-2x

x=-9+4i, x=-9-4i

500

3a^2+40a-12=2a-12a^2-36

a=-6/5, a=-4/3

500

-2sqrt108

-12sqrt3

500

-5xsqrt(450m^5n^8x^4)

-75x^3m^2n^4sqrt(2m)

500

(9-4i)/(-8-6i)

(-24+43i)/50

500

10x^2=-9-8x

x=(-4+isqrt74)/2, x=(-4-isqrt74)/2

500

11x^2=10x^2-85+2x

x=1+2isqrt21,x=1-2isqrt21